Chamfered shielding compartment structure

Abstract

The utility model discloses a chamfered shielding compartment body structure which comprises two side wall plates, a top wall plate and a bottom wall plate, and the two side wall plates, the top wall plate and the bottom wall plate define the compartment body structure with chamfered corners on the two sides of the upper portion. The two side wall plates are connected with the top wall plate through first assemblies, and the two side wall plates are connected with the bottom wall plate through second assemblies. The first assembly comprises a first outer wrapping edge and a first inner wrapping edge, the first outer wrapping edge is connected with the side wall plate and the top wall plate through rivets, and the first inner wrapping edge is connected with the side wall plate and the top wall plate through screws; the second assembly comprises a second outer wrapping edge and a second inner wrapping edge, the second outer wrapping edge is connected with the side wall plate and the bottom wall plate through rivets, and the second inner wrapping edge is connected with the side wall plate and the bottom wall plate through screws. According to the utility model, the shielding layer in the cabin body can be ensured to realize integral strict continuous electric conduction, so that the cabin body is ensured to achieve good comprehensive functions of flame retardance, sound insulation, heat insulation and shielding, and the use requirements are met.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile compartment body, concretely to a kind of corner shielding compartment body structure. BACKGROUND

[0002] As a kind of electromagnetic shielding compartment body, corner shielding compartment body is made into corner structure on appearance, to adapt to railway clearance, second, to keep consistent with the shape of chassis outer contour.In function, its main role is to provide the required mechanical environment, natural environment and electromagnetic environment conditions for the upper equipment of chassis, it is an important equipment that can effectively avoid the influence of electromagnetic radiation on cabin equipment and personnel.With the wide application of electronic equipment in aerospace field, the electromagnetic interference suffered by cabin is increasingly serious, and the design and research of electromagnetic shielding compartment body is crucial.

[0003] The electromagnetic shielding technology of compartment body is a very practical engineering technology, whether from structural design, process design, production execution and other links, or from process control, slight negligence will affect the overall shielding efficiency of compartment body.Especially how to realize the technical index of corner compartment body shielding efficiency, and how to realize the electromagnetic shielding requirements of certain compartment body under the condition of existing technology is a problem to be solved urgently. CONTENT OF THE UTILITY MODEL

[0004] The technical problem to be solved by the utility model is to overcome the defects of the prior art, provide a corner shielding compartment body structure, ensure that the shielding layer inside the compartment body can achieve overall strict conductive continuity, ensure that the compartment body achieves good flame-retardant, sound-insulating, heat-insulating performance and shielding comprehensive function, meet the use demand, and effectively solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a corner shielding compartment body structure, comprising two side wall plates, a top wall plate and a bottom wall plate, the two side wall plates, the top wall plate and the bottom wall plate form a compartment body structure with corners on both sides of the upper part;Two side wall plates and top wall plate are connected by assembly one, two side wall plates and bottom wall plate are connected by assembly two;

[0006] The assembly one includes outer wrapping edge one and inner wrapping edge one, outer wrapping edge one is connected with side wall plate and top wall plate by rivet, inner wrapping edge one is connected with side wall plate and top wall plate by screw;

[0007] The assembly two includes outer wrapping edge two and inner wrapping edge two, outer wrapping edge two is connected with side wall plate and bottom wall plate by rivet, inner wrapping edge two is connected with side wall plate and bottom wall plate by screw.

[0008] Preferably, continuous and uninterrupted copper mesh is arranged between outer wrapping edge one and side wall plate and top wall plate, and between inner wrapping edge one and side wall plate and top wall plate.

[0009] Preferably, the side wall plate, the top wall plate and the cavity surrounded by the outer wrapping edge one and the inner wrapping edge one are filled with aluminum powder glue.

[0010] Preferably, the inner wrapping edge two is provided with a continuous and uninterrupted copper mesh between the side wall plate and the bottom wall plate.

[0011] Preferably, the outer wrapping edge one is provided with a guard plate one outside, and the outer wrapping edge two is provided with a guard plate two vertically outside, and the guard plate one and the guard plate two are both aluminum plates.

[0012] Preferably, the outer wrapping edge one, the inner wrapping edge one, the outer wrapping edge two and the inner wrapping edge two are all aluminum profile.

[0013] Preferably, the side wall plate, the top wall plate and the bottom wall plate all comprise a polyurethane foam plate core body, and the polyurethane foam plate core body is covered by an aluminum plate.

[0014] Compared with the prior art, the utility model discloses the following beneficial effects: in order to guarantee that the shielding layer in the cabin body can be strictly electrically continuous as a whole, the side wall plate, the top wall plate and the bottom wall plate all adopt a polyurethane foam plate core body, and the polyurethane foam plate core body is covered by an aluminum plate, thereby ensuring that the cabin body large plate reaches good flame-retardant, sound-insulating, heat-insulating performance and shielding comprehensive function, the key of the shielding compartment body lies in the joint gap between the wall plates, especially the bevel angle of the bevel compartment body, the side wall plate is connected through the assembly one, the side wall plate and the bottom wall plate are connected through the assembly two, and the continuous and uninterrupted copper mesh is lined, the cavity of the top bevel angle is filled with aluminum powder glue, which can satisfy the overall strength and the internal and external electrical conductivity of the compartment body, guarantees the overall shielding performance of the compartment body and satisfies the use demand. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a structural schematic diagram of the utility model;

[0016] Fig. 2 It is an enlarged schematic diagram of the structure at A of the utility model;

[0017] Fig. 3 It is an enlarged schematic diagram of the structure at B of the utility model.

[0018] In the drawing: 1 side wall plate, 2 top wall plate, 3 bottom wall plate, 4 outer wrapping edge one, 5 guard plate one, 6 inner wrapping edge one, 7 inner wrapping edge two, 8 outer wrapping edge two, 9 guard plate two. DETAILED DESCRIPTION

[0019] The utility model can be explained in detail through the following examples, the purpose of the utility model is to protect all technical improvements in the scope of the utility model, in the description of the utility model, it needs to be understood that, if there are terms "upper", "lower", "front", "rear", "left", "right" and the like indicate the orientation or position relation, only corresponds with the drawing of the application, in order to facilitate the description of the utility model, and not indicate or imply that the device or element must have a particular orientation.

[0020] Please refer to Figs. 1-3 The utility model provides a technical scheme: a kind of corner cutting shielding compartment structure, including two side wall boards 1, top wall board 2 and bottom wall board 3, two side wall boards 1, top wall board 2 and bottom wall board 3 are enclosed into the compartment structure of two sides corner cutting in upper part;Two side wall boards 1 are connected with top wall board 2 by assembly one, and two side wall boards 1 are connected with bottom wall board 3 by assembly two;

[0021] Specifically, assembly one includes outer wrapping edge one 4 and inner wrapping edge one 6, outer wrapping edge one 4 is connected with side wall board 1 and top wall board 2 by rivet, and inner wrapping edge one 6 is connected with side wall board 1 and top wall board 2 by screw;Assembly two includes outer wrapping edge two 8 and inner wrapping edge two 7, outer wrapping edge two 8 is connected with side wall board 1 and bottom wall board 3 by rivet, and inner wrapping edge two 7 is connected with side wall board 1 and bottom wall board 3 by screw;

[0022] It can be understood that outer wrapping edge one 4 is connected and fixed side wall board 1 and top wall board 2 by rivet, and then connected and fixed side wall board 1 and top wall board 2 by inner wrapping edge one 6;Outer wrapping edge two 8 is connected and fixed side wall board 1 and bottom wall board 3 by rivet, and then connected and fixed side wall board 1 and bottom wall board 3 by inner wrapping edge two 7, to realize the assembly of compartment, and the assembly is fast and convenient;

[0023] Further, between outer wrapping edge one 4 and side wall board 1 and top wall board 2, and between inner wrapping edge one 6 and side wall board 1 and top wall board 2, a continuous and uninterrupted copper mesh is arranged, and the copper mesh prevents shielding;

[0024] Further, the cavity surrounded by side wall board 1, top wall board 2, outer wrapping edge one 4 and inner wrapping edge one 6 is filled with aluminum powder glue, which can meet the overall strength and the internal and external conductive capacity of the compartment;

[0025] Further, a continuous and uninterrupted copper mesh is arranged between inner wrapping edge two 7 and side wall board 1 and bottom wall board 3, and the copper mesh prevents shielding;

[0026] Further, a protective plate one 5 is arranged outside outer wrapping edge one 4, and a protective plate two 9 is vertically arranged outside outer wrapping edge two 8, and the protective plate one 5 and the protective plate two 9 are both aluminum plates, which can enhance the structural strength and prevent the outer wrapping edge one 4 or the outer wrapping edge two 8 from being damaged by collision;

[0027] Further, the outer edge 4, the inner edge 6, the outer edge 8 and the inner edge 7 are all aluminum angle profiles, and the joint gaps of the aluminum angle profiles at the four corners of the compartment need to be firmly welded by argon arc welding, and the inner aluminum angle needs to be treated by conductive oxidation.

[0028] Further, the side wall plate 1, the top wall plate 2 and the bottom wall plate 3 all include a polyurethane foam plate core body, which is covered by an aluminum plate to ensure that the large plate of the cabin body has good comprehensive functions of flame retardation, sound insulation, heat insulation and shielding.

[0029] The utility model is not detailed part for prior art, for the person skilled in the art, apparently the utility model is not limited to the details of the above exemplary embodiments, and can realize the utility model in other specific forms without departing from the spirit or basic characteristics of the utility model, therefore, no matter from which point, should regard the embodiment as exemplary, and is non-restrictive, aims at including all changes in the meaning and range of equivalent elements in the utility model content.

Claims

1. A chamfered shielded satchel structure, characterized by: Including two side wall plates (1), top wall plate (2) and bottom wall plate (3), two side wall plates (1), top wall plate (2) and bottom wall plate (3) form the upper two side chamfered compartment structure;Two side wall plates (1) and top wall plate (2) are connected by assembly one, two side wall plates (1) and bottom wall plate (3) are connected by assembly two; The assembly one includes outer edge one (4) and inner edge one (6), outer edge one (4) is connected with side wall plate (1) and top wall plate (2) by rivet, inner edge one (6) is connected with side wall plate (1) and top wall plate (2) by screw; The assembly two includes outer edge two (8) and inner edge two (7), outer edge two (8) is connected with side wall plate (1) and bottom wall plate (3) by rivet, inner edge two (7) is connected with side wall plate (1) and bottom wall plate (3) by screw.

2. A chamfered shielded compartment structure according to claim 1, characterized in that: The outer edge one (4) and side wall plate (1) and top wall plate (2) and inner edge one (6) and side wall plate (1) and top wall plate (2) are provided with continuous uninterrupted copper mesh.

3. A chamfered shielded compartment structure according to claim 1, characterized in that: The side wall plate (1), top wall plate (2) and the cavity surrounded by outer edge one (4) and inner edge one (6) are filled with aluminum powder glue.

4. A chamfered shielded compartment structure according to claim 1, characterized in that: The inner edge two (7) and side wall plate (1) and bottom wall plate (3) are provided with continuous uninterrupted copper mesh.

5. A chamfered shielded compartment structure according to claim 1, characterized in that: The outer part of outer edge one (4) is provided with guard plate one (5), and the outer part of outer edge two (8) is vertically provided with guard plate two (9), and guard plate one (5) and guard plate two (9) are aluminum plate.

6. A chamfered shielded compartment structure according to claim 1, characterized in that: The outer edge one (4), inner edge one (6), outer edge two (8) and inner edge two (7) are all aluminum profile.

7. A chamfered shielded compartment structure according to claim 1, characterized in that: The side wall plate (1), top wall plate (2) and bottom wall plate (3) all include polyurethane foam plate core, and the polyurethane foam plate core is covered with aluminum plate.

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